clausr.dk

📜 Historical scan 2026-06-16 21:11:10  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clausr.dk is a .dk domain served by 2 nameservers (andronicus.ns.cloudflare.com, liz.ns.cloudflare.com). It was registered on 1 November 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.80.137 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.zoho.eu, mx2.zoho.eu and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   31ms
NameserverIP addressesPTRASN / ISP
andronicus.ns.cloudflare.com — — —
liz.ns.cloudflare.com — — —

🌍 A Records#

2 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.80.137 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.183.128 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.zoho.eu 185.20.209.166
185.20.209.166
185.20.209.166
185.230.214.166
185.230.214.166
185.230.214.166		 mx2.zoho.eu
mx3.zoho.eu
mx.zoho.eu
mx.zoho.eu
mx2.zoho.eu
mx3.zoho.eu		 AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
20 — mx2.zoho.eu 89.36.170.166
89.36.170.166
89.36.170.166		 mx.zoho.eu
mx2.zoho.eu
mx3.zoho.eu		 AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS41913 Computerline GmbH
50 — mx3.zoho.eu 185.230.212.166
185.230.212.166
185.230.212.166		 mx2.zoho.eu
mx3.zoho.eu
mx.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)#

2 records   34ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:5089 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::ac43:b780 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   30ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.80.137,172.67.183.128 ech=AEX+DQBBlwAgACARtnhQ7LTw1FhCMpClda8WTnV4Yh2JhRcKaIGJtucSdAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5089,2606:4700:3032::ac43:b780

📝 TXT Records#

2 records   127ms
TXT Record
v=spf1 include:zoho.eu ip4:93.165.45.137 include:nuccimx.clausr.dk ~all
zoho-verification=zb67750885.zmverify.zoho.eu

✉️ SPF#

PolicyRecord (clausr.dk)
~all (soft fail) v=spf1 include:zoho.eu ip4:93.165.45.137 include:nuccimx.clausr.dk ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 01:00:29
www104.21.80.137 172.67.183.128 2606:4700:3032::ac43:b780 2606:4700:3034::6815:5089 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

  • error include:nuccimx.clausr.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

110ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

30ms
FieldValue
Serial2407010243
Primary NS (MNAME)andronicus.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 01:23:18
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2012-11-01
Expires2028-11-30 (772d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
31ms
A
35ms
MX
31ms
AAAA
34ms
TXT
127ms
CAA
30ms
HTTPS
30ms
TLSA
147ms
SOA
30ms
MTA-STS
33ms
DNSSEC
110ms
SRV
0ms
Total
760ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 01:00:29 827ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-07 11:21:51 1461ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-06 09:23:57 2402ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-03 07:03:29 925ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-29 06:38:18 1219ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-27 05:41:16 1650ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-22 23:06:58 1176ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-19 22:04:11 1665ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-08 16:27:16 1787ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-29 03:08:14 1035ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-28 01:08:02 1097ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-16 06:16:00 1359ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-10 06:20:08 10099ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-07 02:15:47 2037ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-31 23:24:37 1666ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-20 22:50:26 1575ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-06 14:03:40 1382ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-03 12:38:27 1790ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-28 15:09:49 1033ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-16 21:11:10 shown 760ms 2 NS 2 A 3 MX 🔓 Insecure
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